A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5905-00-023-5016
NSN 6135-01-441-5746
NSN 6645-00-456-2923
NSN 5835-01-576-9013
NSN 5990-01-581-5103
NSN 5960-01-567-1096
NSN 6130-00-254-5159
NSN 6610-00-772-0003
NSN 6105-01-621-3517
NSN 6220-01-027-1294
NSN 5915-01-455-0760
NSN 5895-01-390-9380